Can You Name The Five Different Types Of Database Models, Giving One Advantage And One Disadvantage Of Each?


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Uzma Shahzad Profile
Uzma Shahzad answered
Many database models are used where as five commonly used models are:
• Network model
Advantage: There is no data duplication.
Disadvantage: It is not easy to update database
• Object-Relational model
Advantage: It decreases the convolution of software development
Disadvantage: It is popular in market.
• Relational model
Advantage: There is no limit for search.
Disadvantage: It is lengthy to find equivalent values.
• Hierarchical model
Advantage: It retrieves record at a very fast speed due to direct link between parent and child.
Disadvantage: For search of a record hierarchical structure should be known.
• Semistructured model
Advantage: It is useful for web, that can be considered as databases but it cannot be forced by a schema.
Disadvantage: Division between data and schema is not clear, and the level of structuring is dependent on the application.
Anonymous Profile
Anonymous answered
Name the different models of computer? Explain any two
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Anonymous answered

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